Nested Cannula System for Industrial and Infrastructure Applications

Publication ID: 24-11857217_0002_PTD
Published: November 07, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Nested Cannula System for Industrial and Infrastructure Applications,” Published Technical Disclosure No. 24-11857217_0002_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857217_0002_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,217.

Summary of the Inventive Concept

A novel adaptation of the nested cannula system for industrial manufacturing, equipment inspection, aircraft engine maintenance, machinery repair, and underwater pipeline inspection, enabling precise and flexible access to complex spaces.

Background and Problem Solved

The original nested cannula system was designed for surgical procedures, but its limitations in accessing complex spaces in industrial and infrastructure settings prompted the development of new applications. This inventive concept addresses the need for precise and flexible access to narrow spaces in various industries, overcoming the constraints of traditional methods.

Detailed Description of the Inventive Concept

The nested cannula system is adapted for industrial and infrastructure applications by integrating it with robotic arms, inspection cameras, cleaning systems, repair tools, and underwater exploration equipment. The system's modular design enables the insertion of various tools and sensors through the nested cannula, providing a flexible and precise reach for tasks such as welding, painting, assembly, inspection, maintenance, and repair. The system's interlocking mechanism ensures secure and stable access to complex spaces, while its adaptability to different industries and applications expands its commercial potential.

Novelty and Inventive Step

The new claims introduce a novel application of the nested cannula system, departing from its original surgical context. The inventive step lies in the system's adaptation to industrial and infrastructure settings, where its unique features enable precise and flexible access to complex spaces, overcoming the limitations of traditional methods.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include customized nested cannula systems for specific industries, such as aerospace or automotive, or variations that incorporate advanced materials, sensors, or AI-powered tools to enhance the system's capabilities and versatility.

Potential Commercial Applications and Market

The nested cannula system for industrial and infrastructure applications has significant commercial potential in various markets, including industrial manufacturing, aerospace, automotive, energy, and infrastructure development. The system's adaptability and versatility make it an attractive solution for companies seeking to improve efficiency, reduce costs, and enhance safety in complex operations.

CPC Classifications

SectionClassGroup
A A61 A61B17/3439
A A61 A61B2017/347

Field of Art

Medical and industrial robotic access systems, focusing on precision insertion and navigation through constrained spaces, requiring expertise in mechanical engineering, robotics, and system design

Person of Ordinary Skill (PHOSITA) Profile

An engineer with advanced degrees in mechanical or biomedical engineering, experienced in designing modular access systems, familiar with interlocking mechanisms, and capable of adapting surgical technologies to alternative industrial applications

Obviousness Rationale

A PHOSITA would recognize the fundamental design principles of the nested cannula system are universally applicable across technical domains, with the core innovation being the interlocking, nested structure that enables precise navigation through constrained spaces. The systematic approach of creating modular, adjustable access systems translates readily between surgical and industrial contexts, representing a predictable engineering adaptation. The technical challenges of accessing complex geometries are fundamentally similar whether in human anatomy or industrial machinery.

Obvious Combinations & Variations

Source Patent Element
Interlocking cannulas of progressively increasing diameter allowing nested insertion
PTD Variation
Applying the nested cannula system to robotic arm access for industrial manufacturing
Obviousness Reasoning
A known technique of adapting precision access systems to different technical domains, representing a straightforward design transfer with predictable results in improved mechanical access
Source Patent Element
Modular system allowing tool insertion through nested cannulas
PTD Variation
Inserting inspection cameras and sensors through industrial equipment access points
Obviousness Reasoning
Extending the known tool-insertion capability to alternative diagnostic and inspection contexts, representing a standard engineering adaptation of a proven technical approach
Source Patent Element
Locking mechanisms ensuring stable positioning of nested cannulas
PTD Variation
Underwater pipeline inspection system with pressure-resistant nested cannula configuration
Obviousness Reasoning
Applying known stabilization principles to a new environmental context, utilizing standard engineering problem-solving techniques to address specific operational requirements
Source Patent Element
Sequential nesting of progressively larger cannula structures
PTD Variation
Aircraft engine maintenance system with multi-stage access and cleaning capabilities
Obviousness Reasoning
Leveraging the inherent modularity of the original design to create a flexible, adaptable access system with predictable mechanical functionality
Source Patent Element
Precise navigation through constrained anatomical spaces
PTD Variation
Minimally invasive machinery repair using nested cannula system
Obviousness Reasoning
Transferring the core technical principle of minimally invasive access from surgical to mechanical contexts, representing a logical and foreseeable engineering extension
35 U.S.C. § 103 Summary: Based on US Patent 11857217's disclosure of a nested cannula system with interlocking, sequentially sized access structures, the present publication demonstrates that applying such a system to industrial and infrastructure contexts would be obvious to a person having ordinary skill in mechanical engineering and robotic access systems, thereby establishing prior art that anticipates and renders obvious claims to similar technical variations across diverse application domains.

Original Patent Information

Patent NumberUS 11,857,217
TitleNested cannula system
Assignee(s)Acumed LLC